export function uniqueId(len = 32, radix = 64) {
    const chars =
        '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.split(
            ''
        )
    const uuid = []
    let i
    radix = radix || chars.length

    if (len) {
        for (i = 0; i < len; i++) uuid[i] = chars[0 | (Math.random() * radix)]
    } else {
        let r

        uuid[8] = uuid[13] = uuid[18] = uuid[23] = '-'
        uuid[14] = '4'

        for (i = 0; i < 36; i++) {
            if (!uuid[i]) {
                r = 0 | (Math.random() * 16)
                uuid[i] = chars[i === 19 ? (r & 0x3) | 0x8 : r]
            }
        }
    }
    return uuid.join('')
}
